INSERT INTO WorkHours (EmployeeId, Date, Task, Hours)
	VALUES (1, GETDATE(), 'First task', 7)
 
INSERT INTO WorkHours (EmployeeId, DATE, Task, Hours)
	VALUES (7, GETDATE(), 'Second task', 1)
 
DELETE WorkHours
	WHERE EmployeeId = 1
 
UPDATE WorkHours
	SET Task = 'Updated task'
	WHERE EmployeeId = 7